AMD General

Will send v2.

Regards,
Stanley

> -----Original Message-----
> From: Chai, Thomas <[email protected]>
> Sent: Monday, May 25, 2026 4:50 PM
> To: Yang, Stanley <[email protected]>; [email protected]
> Cc: Zhang, Hawking <[email protected]>; Zhou1, Tao
> <[email protected]>; Li, Candice <[email protected]>
> Subject: RE: [PATCH 1/1] drm/amd/ras: Return RAS TA injection result to
> userspace
>
> AMD General
>
> Best Regards,
> Thomas
> -----Original Message-----
> From: Yang, Stanley <[email protected]>
> Sent: Monday, May 25, 2026 3:52 PM
> To: [email protected]
> Cc: Zhang, Hawking <[email protected]>; Zhou1, Tao
> <[email protected]>; Chai, Thomas <[email protected]>; Li, Candice
> <[email protected]>; Yang, Stanley <[email protected]>
> Subject: [PATCH 1/1] drm/amd/ras: Return RAS TA injection result to
> userspace
>
> Return RAS TA injection result to userspace that avoid app continue to load
> work once injection failed.
>
> Signed-off-by: Stanley.Yang <[email protected]>
> ---
>  drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_mgr.c | 3 +++
>  drivers/gpu/drm/amd/ras/rascore/ras_psp.c        | 5 +++++
>  2 files changed, 8 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_mgr.c
> b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_mgr.c
> index ef09a6fad659..11f01b2ec211 100644
> --- a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_mgr.c
> +++ b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_ras_mgr.c
> @@ -686,6 +686,9 @@ int amdgpu_ras_mgr_handle_ras_cmd(struct
> amdgpu_device *adev,
>         if (!ret && !cmd_ctx->cmd_res && output && (out_size == cmd_ctx-
> >output_size))
>                 memcpy(output, cmd_ctx->output_buff_raw, 
> cmd_ctx->output_size);
>
> +       if (cmd_ctx->cmd_res && cmd_id == RAS_CMD__INJECT_ERROR)
> +               ret = cmd_ctx->cmd_res;
> +
>         kfree(cmd_ctx);
>
>         return ret;
> diff --git a/drivers/gpu/drm/amd/ras/rascore/ras_psp.c
> b/drivers/gpu/drm/amd/ras/rascore/ras_psp.c
> index 5d556e2a7000..e26fe8107ac7 100644
> --- a/drivers/gpu/drm/amd/ras/rascore/ras_psp.c
> +++ b/drivers/gpu/drm/amd/ras/rascore/ras_psp.c
> @@ -417,6 +417,11 @@ static int send_ras_ta_runtime_cmd(struct
> ras_core_context *ras_core,
>         if (!ras_cmd->ras_status && out && out_size)
>                 memcpy(out, &ras_cmd->ras_out_message, out_size);
>
> +       if (ras_cmd->ras_status ==
> TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED)
> +               ret = -EACCES;
> +       else if (ras_cmd->ras_status)
> +               ret = -EINVAL;
> +
>         __check_ras_ta_cmd_resp(ras_core, ras_cmd);
>
> [Thomas] Can we refactor __check_ras_ta_cmd_resp to return a value and
> assign ret = __check_ras_ta_cmd_resp(...), moving the above changes into the
> __check_ras_ta_cmd_resp function?
>
>  unlock:
> --
> 2.43.0
>

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